Overview
The PCM5100AQPWRQ1 is a high-performance audio digital-to-analog converter (DAC) manufactured by Texas Instruments. This device is part of the PCM510xA family, which includes advanced segment-DAC architecture to achieve excellent dynamic performance and improved tolerance to clock jitter. It is designed for automotive and consumer audio applications, offering a range of features that enhance audio quality and simplify system design.
Key Specifications
| Parameter | Value |
|---|---|
| Dynamic Range | 100 dB |
| Signal-to-Noise Ratio (SNR) | 100 dB |
| Total Harmonic Distortion + Noise (THD+N) at -1 dBFS | -90 dB |
| Full Scale Output | 2.1 VRMS (GND center) |
| Sampling Frequency | 8 kHz to 384 kHz |
| System Clock Multiples (fSCK) | 64, 128, 192, 256, 384, 512, 768, 1024, 1152, 1536, 2048, 3072; up to 50 MHz |
| Operating Temperature Range | -40°C to 125°C |
| Package Type | TSSOP (PW) with 20 pins |
| Power Supply | 1.8 V or 3.3 V (digital), 3.3 V (analog) |
| Data Format | I2S, Left-Justified; 16-, 24-, and 32-bit audio data |
Key Features
- Ultra Low Out-of-Band Noise
- Integrated High-Performance Audio PLL with BCK reference to generate SCK internally
- Direct Line Level 2.1-V RMS Output, eliminating the need for DC blocking capacitors
- Line Level Output supporting loads down to 1 kΩ per pin
- Intelligent Muting System with soft up or down ramp and analog mute for 120-dB mute SNR
- Automatic Power-Save Mode when LRCK and BCK are deactivated
- 1.8 V or 3.3 V Failsafe LVCMOS Digital Inputs
- Simple Configuration Using Hardware Pins
- Single-Supply Operation: 3.3 V Analog, 1.8 V or 3.3 V Digital
- Qualified in accordance with AEC-Q100 standards for automotive applications
Applications
- A/V Receivers
- DVD and Blu-ray Players
- Automotive Infotainment Systems and Remote Information Processing
- HDTV Receivers
- Automotive Aftermarket Amplifiers
Q & A
- What is the dynamic range of the PCM5100AQPWRQ1?
The dynamic range of the PCM5100AQPWRQ1 is 100 dB.
- What are the supported sampling frequencies for this DAC?
The supported sampling frequencies range from 8 kHz to 384 kHz.
- Does the PCM5100AQPWRQ1 require DC blocking capacitors on the output?
No, the device provides direct line level 2.1-V RMS output, eliminating the need for DC blocking capacitors.
- What is the operating temperature range of the PCM5100AQPWRQ1?
The operating temperature range is -40°C to 125°C.
- What types of data formats does the PCM5100AQPWRQ1 support?
The device supports I2S and Left-Justified data formats with 16-, 24-, and 32-bit audio data.
- Does the PCM5100AQPWRQ1 have an integrated PLL?
- What is the power supply requirement for the PCM5100AQPWRQ1?
The device requires 3.3 V for analog supply and 1.8 V or 3.3 V for digital supply.
- Is the PCM5100AQPWRQ1 qualified for automotive applications?
- What is the typical THD+N at -1 dBFS for the PCM5100AQPWRQ1?
The typical THD+N at -1 dBFS is -90 dB.
- Does the PCM5100AQPWRQ1 have an automatic power-save mode?
